Question

Can anyone tell me how we changed the equation from first step to another. See the Attached Image​

❖︎ Incorrect Answers = Reported and Deleted
❖︎ Class 9th
​please help

Answer 1

Answer:

In the first equation we have <QOS + <POS = 180 -2<POS

NOW, WE BRING NEGATIVE NUMBER 2 TO THE RIGHT HAND SIDE AND THUS 2 BECAME POSITIVE AND WE TAKE 2 AS A COMMON FACTOR IN RHS AND THUS WE HAVE SECOND EQUATION,

Answer 2

Answer:

how are you sister..

long time no talk..

I was searching for your question finally found one.. ☺☺☺☺

hope you are fine

btw.. did you watched the hack San episode, simple man trailer I had how was it.. I really loved it, especially the climax..

the trailer of simple man was awesome

I am so eager for the episode simpleman..

I just can't wait

Step-by-step explanation:

ok sister bye

stay happy

stay safe

stay positive

have a miraculous day

bug out..